Sterling SDF 400, SDF 250, SDF 500 manual Resetting the control values

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SDF 250/400/500

5.5.1. Resetting the control values

This electrical work is intended to be carried out only by trained personnel.

After changing the battery or the PLC the control values should be resetted. All control values are set back to the standard settings.

Open the control box with the switch box key which is part of the supply.

Turn the key to the STOP position.

Turn the key to the MRES position.

Hold the key in this position until the STOP-LED comes on for the second time and remains on (this takes 3 seconds).

Turn the key to the STOP position.

Within 3 seconds you must turn the switch back to the MRES position.

Hold the key until the STOP-LED flashes.

&When the CPU has completed the reset, the STOP-LED stops flashing and remains lit.

Close the control box.

Maintenance 5-14

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Contents Sterling Material Processing SDF 250/400/500 SDF 250/400/500 Table of contents 10-1 General Information SDF 250/400/500 SDF 250/400/500 Explanations and information Legal basisFields of applications Safety instructions General Operation AssemblyMaintenance For the safety of the devices Start up Touch Screen Control UnitSwitching on the Dryer Entering Dryer Values Basic parametersDew point Act Heater Reg. ActExit air Act Dew point maxEntering hopper values Drying time Target Hopper temp TargetHopper temp Act Granule TempSetting the timer Timer is only operating, when the dryer is switched on Actual hopper temperature displayed in C Status dryer Observing processing statusActual operation status Setting date and time Changing language SDF 250/400/500 Continuous operation SDF 250/400/500 Start up Switching the dryer/hopper heater off Error and error correction LED Alarm Actual messages Excess Temperature Return Air Error Bypass FlapError Valve Block Temperature Measurement Outgoing Air DefectiveExcess Temperature Granules Hopper Excess Temperature Heater HopperInsufficient Temperature Heater Hopper Temperature Measurement Granules Defective HopperMain switch hopper heater # Controller is off Overload Regeneration Heater STB has been activatedOverload Drying Heater STB has been activated Alarm protocol Maintenance SDF 250/400/500 Maintenance schedule Cleaning or Replacing the Air Filter SDF Dryer Cleaning or Replacing the Return Air FilterCleaning or Replacing the Regeneration air filter Filter of the electrical cabinet Disposing of Drying Agents Cleaning the Drying Hopper STT Remove any granules remaining in the cleaning openingSTT 60 Notch on the battery connector must point to the left Changing the battery of the control systemSDF 250/400/500 Resetting the control values Functional description General Information Dew point dependent regeneration switch optionalHopper heaters optional Drying Hopper OptionalReturn Air Cooler Optional Connection to a Pneumatic Conveying System OptionalTransport, Assembly and Storage Transport with a fork lift truck Tansport and PackingTransport with a workshop crane Storage AssemblyAssembly instructions Connection of Return Air Cooler Optional Electrical Connection Compressed Air Supply Performance Technical dataBasic Version Optional EquipmentSDF 250/400/500 Accessories Accessories Spare parts list Drying Hoppers STT 25 STT STT 25 STT STT 25 STT STT 25 STT STT 25 STT STT 25 STT